20951756

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{39383}}^1$

素因数の和:39413

約数の個数: 24

約数和(自身を含む): 44110080

約数和(自身を除く): 23158324

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 39383, 78766, 157532, 275681, 551362, 748277, 1102724, 1496554, 2993108, 5237939, 10475878, 20951756]

約数ペア:

[(1, 20951756), (2, 10475878), (4, 5237939), (7, 2993108), (14, 1496554), (19, 1102724), (28, 748277), (38, 551362), (76, 275681), (133, 157532), (266, 78766), (532, 39383)]